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Elemental composition (survey spectra) and molecular bonding environment (high resolution C1s spectra) of atrpNIPAM surfaces from XPS data analysis. N = 3 with a standard deviation of ±1%.
| Relative atomic % | |||||||
|---|---|---|---|---|---|---|---|
| Surface type | Survey spectra | High resolution C1s spectra | |||||
| C | N | O | Si | C-H | C-OH/C-N | N-C=O | |
| Theoretical | 75 | 12.5 | 12.5 | 0 | 66.7 | 16.7 | 16.7 |
| atrpNIPAM | 77.9 | 9.7 | 12.4 | 0 | 66.8 | 18.6 | 14.7 |
